A61M 5/286
Upon internal pressure increase
Official title: {upon internal pressure increase, e.g. pierced or burst (A61M5/283 takes precedence)}
A61M5/286 (Upon internal pressure increase) appears on 223 US grants and 223 published applications in this corpus.
Search patents in A61M- Granted patents
- 223
- Published applications
- 223
- Assignees
- 132
- Inventors
- 394
- Latest grant
- 16 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 6 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 2 | 0 |
| 1984 | 8 | 0 |
| 1985 | 3 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 5 | 0 |
| 1991 | 1 | 0 |
| 1992 | 3 | 0 |
| 1993 | 1 | 0 |
| 1994 | 4 | 0 |
| 1995 | 3 | 0 |
| 1996 | 1 | 0 |
| 1997 | 4 | 0 |
| 1998 | 6 | 0 |
| 1999 | 3 | 0 |
| 2000 | 11 | 0 |
| 2001 | 2 | 2 |
| 2002 | 6 | 15 |
| 2003 | 8 | 9 |
| 2004 | 7 | 19 |
| 2005 | 7 | 11 |
| 2006 | 10 | 9 |
| 2007 | 5 | 10 |
| 2008 | 3 | 7 |
| 2009 | 10 | 6 |
| 2010 | 11 | 12 |
| 2011 | 7 | 6 |
| 2012 | 2 | 9 |
| 2013 | 8 | 6 |
| 2014 | 7 | 9 |
| 2015 | 6 | 6 |
| 2016 | 1 | 4 |
| 2017 | 3 | 2 |
| 2018 | 2 | 10 |
| 2019 | 7 | 8 |
| 2020 | 3 | 12 |
| 2021 | 8 | 11 |
| 2022 | 6 | 14 |
| 2023 | 7 | 8 |
| 2024 | 4 | 8 |
| 2025 | 6 | 3 |
| 2026 | 4 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Sequential drug delivery syringe16 Jun 2026US 12,653,958 B2Becton, Dickinson and Company
- System and method for safety syringe2 Jun 2026US 12,642,910 B2Credence Medsystems, Inc.
- Process for delivery of viscous drug therapies28 Apr 2026US 12,611,505 B2Battelle Memorial Institute
- Medical delivery device and drug delivery system3 Mar 2026US 12,564,682 B2Shanghai Microport Medical (Group) Co., Ltd.
- Stopper for a medical injection device4 Nov 2025US 12,458,756 B2Becton Dickinson France
- Mixing syringe assemblies and methods24 Sep 2026US 2026/0284318 A1Clearstream Technologies Limited
- Carpule having collapsible chamber and use thereof13 Aug 2026US 2026/0232909 A1Pharmaphdii, LLC
- Mixing syringe assemblies and methods of mixing constituent materials6 Aug 2026US 2026/0224801 A1Clearstream Technologies Limited
- Symmetrical Sequential Stopper for a Multi-Chamber Medical Injection Device16 Apr 2026US 2026/0102565 A1Becton, Dickinson and Company
- Process for Delivery of Viscous Drug Therapies5 Mar 2026US 2026/0061130 A1Battelle Memorial Institute
Most cited
By later US patents
- Apparatus and method for rapid auto-injection of medication361US 6,979,316 B1Seedlings Life Science Ventures, LLC · 2005
- Multipathway electronically-controlled drug delivery system329US 5,860,957 ASarcos Corp. · 1999
- Automatic mixing and injecting apparatus328US 6,387,078 B12002
- Disposable automatic injection device326US 6,086,562 ASarcos Corp. · 2000
- Disposable fluid injection module299US 6,045,534 ASarcos Corp. · 2000